what does a pool filter look like

Author: PoolKing - Pool Sand Filter Manufacturers

When it comes to maintaining your swimming pool, a pool filter is a vital component that ensures your pool water remains sparkling clean and free of debris. But what exactly does a pool filter look like? In this article, we'll explore the different types of pool filters available and how to identify them.

Types of Pool Filters

There are three main types of pool filters: sand filters, cartridge filters, and diatomaceous earth (DE) filters. Each type has its own unique characteristics and benefits.

1. Sand Filters

Sand filters are the most popular type of pool filter. They work by filtering water through a bed of silica sand, which traps dirt and debris. Sand filters are efficient and easy to maintain, and they can filter out particles as small as 20 microns.

2. Cartridge Filters

Cartridge filters use a pleated cartridge to filter out debris from the water. They are highly efficient and can filter out particles down to 10 microns. Cartridge filters are also easy to clean and maintain and have a long lifespan.

3. DE Filters

DE filters use a fine powder made from the fossilized remains of diatoms to filter out particles. They are the most efficient type of pool filter and can capture particles as small as 2 microns. DE filters require regular cleaning and replenishment of the DE powder.

Identifying a Pool Filter

Now that you know the different types of pool filters, how do you identify which type your pool has?

1. Look at the Filter Tank

The first step in identifying your pool filter is to look at the filter tank. Sand filters and cartridge filters have a large cylindrical tank with a top-mounted multiport valve or a side-mounted pressure gauge. DE filters have a rectangular tank with a top-mounted valve.

2. Check the Filter Media

The filter media is the substance used to trap debris in the filter. Sand filters use silica sand, which can be seen through the tank's clear lid. Cartridge filters have a pleated cartridge that is visible when you open the tank. DE filters use a fine powder that is mixed with water and pumped into the tank.

3. Look at the Valve or Gauge

The valve or gauge on your filter tank is another clue to its type. Sand and cartridge filters have a multiport valve or a pressure gauge on the top or side of the tank. DE filters have a valve on the top of the tank that allows you to backwash the filter and add DE powder.

4. Consult Your Owner's Manual

If you're still unsure what type of filter you have, consult your owner's manual. The manual should have detailed information on how to identify and maintain your pool filter.

Maintaining Your Pool Filter

No matter what type of pool filter you have, regular maintenance is essential to keep it working properly. Here are some tips to keep your pool filter in top condition:

1. Backwash or Clean Your Filter Regularly

To keep your filter working properly, it needs to be cleaned regularly. Sand filters and DE filters can be backwashed to remove debris, while cartridge filters need to be removed and hosed off.

2. Check Your Filter's Pressure Gauge

Your filter's pressure gauge is a good indication of when it needs to be cleaned. When the pressure gauge reads 8-10 psi above the normal range, it's time to clean your filter.

3. Replace Your Filter Media Regularly

Over time, the filter media in your filter will break down and become less effective. It's important to replace your filter media according to your owner's manual.

4. Hire a Professional

If you're unsure about how to maintain your pool filter or you're experiencing problems with your filter, it's best to hire a professional pool service technician. They can diagnose and repair any issues with your pool filter and ensure it's working properly.

In Conclusion

A pool filter is a crucial part of maintaining a clean and healthy swimming pool. By understanding the different types of pool filters and how to identify them, you can keep your pool filter working at peak performance and ensure your pool stays crystal clear all season long.